Question

Evaluate 5 cos2 60 + 4 sec2 30 – tan2 45​

Answer 1

(5 cos2 60°+4 sec2 30°-tan2 45°)/(sin2 30°+cos2 30°)Read more on Sarthaks.com - https://www.sarthaks.com/37830/evaluate-the-following-5-cos-2-60-4-sec-2-30-tan-2-45-sin-2-30-cos-2-30